BMW 3 Series Forum - Technical Talk on the BMW E21
OK AFTER READING MANY FORUMS ETC,CAN I USE THE CAT FROM AN E36 M3 TO DE RESTRICT THAT PART OF THE EXHAUST,AND DO I NEED AN M50 MANIFOLD TO GET MORE POWER,I HAVE A K AND N KIT WITH DUCTING TO THE BRAKE DUCT ETC,WHAT ELSE CAN I DO TO GET MORE POWER ETC !!!
THANKS IN ADVANCE ANDY :cool